<div class="layui-fluid layui-anim admin-anim" id="admin-menu" lay-title="菜单管理">
  <div class="layui-row layui-col-space8 admin-container">
    <div class="layui-col-md6 layui-col-sm6 layui-col-xs12">
      <div class="layui-card">
        <div class="layui-card-body admin-table-full">
          <form class="layui-form layui-table-form" lay-filter="menu-table-form" id="menu-table-form">
            <div class="layui-row">
              <div class="layui-col-md8 layui-col-sm9 layui-col-xs9">
                <div class="layui-form-item">
                  <div class="layui-inline">
                    <label class="layui-form-label layui-form-label-sm">名称</label>
                    <div class="layui-input-inline">
                      <input type="text" name="menuName" autocomplete="off" class="layui-input">
                    </div>
                  </div>
                </div>
              </div>
              <div class="layui-col-md4 layui-col-sm12 layui-col-xs12 table-action-area">
                <div class="layui-btn layui-btn-sm layui-btn-primary table-action" id="query">
                  <i class="layui-icon">&#xe848;</i>
                </div>
                <div class="layui-btn layui-btn-sm layui-btn-primary table-action" id="reset">
                  <i class="layui-icon">&#xe79b;</i>
                </div>
                <div class="layui-btn layui-btn-sm layui-btn-primary table-action action-more"
                     shiro:hasAnyPermissions="menu:add,menu:delete,menu:export">
                  <i class="layui-icon">&#xe875;</i>
                </div>
              </div>
            </div>
          </form>
          <div class="eleTree menuTree" lay-filter="menuTree" style="margin-left: 1rem"></div>
        </div>
      </div>
    </div>
    <div class="layui-col-md6 layui-col-sm6 layui-col-xs12">
      <div class="layui-card">
        <div class="layui-card-header" id="form-header">新增菜单</div>
        <div class="layui-card-body admin-table-full">
          <form class="layui-form layui-table-form" action="" lay-filter="menu-form">

            <div class="layui-form-item">
              <label class="layui-form-label">上级ID：</label>
              <div class="layui-input-block">
                <input type="text" value="" name="parentId" class="layui-input">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label admin-form-item-require">当前ID：</label>
              <div class="layui-input-block">
                <input type="text" name="menuId" class="layui-input">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label admin-form-item-require">名称：</label>
              <div class="layui-input-block">
                <input type="text" name="menuName" autocomplete="off" class="layui-input"
                       minlength="2" maxlength="10" lay-verify="range">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label admin-form-item-require">类型：</label>
              <div class="layui-input-block">
                <input type="radio" name="type" lay-filter="menu-type" value="0" title="菜单" checked="">
                <input type="radio" name="type" lay-filter="menu-type" value="1" title="按钮">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label">图标：</label>
              <div class="layui-input-block">
                <input type="text" name="icon" autocomplete="off" class="layui-input"
                       maxlength="50" lay-verify="range">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label">URL：</label>
              <div class="layui-input-block">
                <input type="text" name="url" autocomplete="off" class="layui-input"
                       maxlength="50" lay-verify="range">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label">权限：</label>
              <div class="layui-input-block">
                <input type="text" name="perms" autocomplete="off" class="layui-input"
                       maxlength="50" lay-verify="range">
              </div>
            </div>
            <div class="layui-form-item">
              <label class="layui-form-label">排序：</label>
              <div class="layui-input-block">
                <input type="text" name="orderNum" autocomplete="off" class="layui-input"
                       lay-verify="number">
              </div>
            </div>
            <button type="reset" class="layui-btn admin-hide" id="reset-form"></button>
            <button class="layui-btn admin-hide" lay-submit="" lay-filter="menu-form-submit"
                    id="submit-form"></button>
          </form>
        </div>
        <div class="layui-card-footer">
          <button class="layui-btn" id="submit">保存</button>
        </div>
      </div>
    </div>
  </div>
</div>
<script data-th-inline="none" type="text/javascript">
  layui.use(['dropdown', 'jquery', 'laydate', 'admin', 'form', 'eleTree', 'validate'], function () {
    var $             = layui.jquery,
        laydate       = layui.laydate,
        admin         = layui.admin,
        form          = layui.form,
        validate      = layui.validate,
        eleTree       = layui.eleTree,
        dropdown      = layui.dropdown,
        $view         = $('#admin-menu'),
        $query        = $view.find('#query'),
        $reset        = $view.find('#reset'),
        $submit       = $view.find('#submit'),
        $searchForm   = $view.find('#menu-table-form'),
        $menuName     = $searchForm.find('input[name="menuName"]'),
        $type         = $view.find('input[type="radio"][name="type"]'),
        $icon         = $view.find('input[name="icon"]'),
        $icon_parent  = $icon.parents('.layui-form-item'),
        $url          = $view.find('input[name="url"]'),
        $url_parent   = $url.parents('.layui-form-item'),
        $order        = $view.find('input[name="orderNum"]'),
        $order_parent = $order.parents('.layui-form-item'),
        $header       = $view.find('#form-header'),
        _currentMenuData,
        _selectNode,
        _menuTree,
        tableIns;

    form.verify(validate);
    form.render();

    dropdown.render({
                      elem   : $view.find('.action-more'),
                      click  : function (name, elem, event) {
                        if (name === 'add') {
                          reset();
                          var selected = _menuTree.getChecked(false, true);
                          if (selected.length > 1) {
                            admin.alert.warn('只能选择一个节点作为父级！');
                            return;
                          }
                          if (selected[0] && selected[0].type === '1') {
                            admin.alert.warn('不能选择按钮作为父级！');
                            return;
                          }
                          form.val("menu-form", {
                            "parentId": selected[0] ? selected[0].id : ''
                          });
                        }
                        if (name === 'delete') {
                          var checked = _menuTree.getChecked(false, true);
                          if (checked.length < 1) {
                            admin.alert.warn('请勾选需要删除的菜单或按钮');
                            return;
                          }
                          var menuIds = [];
                          layui.each(checked, function (key, item) {
                            menuIds.push(item.id)
                          });
                          admin.modal.confirm('提示', '当您点击确定按钮后，这些记录将会被彻底删除，如果其包含子记录，也将一并删除！', function () {
                            admin.get(ctx + 'menu/delete/' + menuIds.join(','), null, function () {
                              admin.alert.success('删除成功！');
                              reloadMenuTree();
                              reset();
                            })
                          });
                        }
                        if (name === 'export') {
                          admin.download(ctx + 'menu/excel', {
                            "menuName": $menuName.val().trim()
                          }, '菜单信息表.xlsx');
                        }
                      },
                      options: [{
                        name : 'add',
                        title: '新增',
                        perms: 'menu:add'
                      }, {
                        name : 'delete',
                        title: '删除',
                        perms: 'menu:delete'
                      }, {
                        name : 'export',
                        title: '导出Excel',
                        perms: 'menu:export'
                      }]
                    });

    _menuTree = renderMenuTree();

    eleTree.on("nodeClick(menuTree)", function (d) {
      var data         = d.data.currentData.data;
      _currentMenuData = data;
      $type.attr("disabled", true);
      var type = data.type;
      handleTypeChange(type);
      if (type === '0') { // 菜单
        $header.text('修改菜单');
      } else { // 按钮
        $header.text('修改按钮');
      }
      form.val("menu-form", {
        "icon"    : data.icon,
        "url"     : data.url,
        "orderNum": data.orderNum,
        "type"    : data.type,
        "menuName": data.menuName,
        "perms"   : data.perms,
        "parentId": data.parentId,
        "menuId"  : data.menuId
      });
    });

    form.on("radio(menu-type)", function (data) {
      handleTypeChange(data.value);
    });

    $reset.on('click', function () {
      $menuName.val('');
      reloadMenuTree();
      reset();
    });

    $query.on('click', function () {
      reloadMenuTree();
      reset();
    });

    $submit.on('click', function () {
      $view.find('#submit-form').trigger('click');
    });

    $icon.focus(function () {
      admin.modal.open('图标选择', 'others/demo/icon', {
        btn: ['确定'],
        yes: function () {
          var icon = $('#admin-icon').find('.icon-active .icon-name').text();
          if (icon) {
            form.val("menu-form", {
              "icon": 'layui-icon-' + icon
            });
          } else {
            form.val("menu-form", {
              "icon": ''
            });
          }
          layer.closeAll();
        }
      });
    });

    function reset() {
      $view.find('#reset-form').trigger('click');
      handleTypeChange('0');
      $type.removeAttr("disabled");
    }

    function renderMenuTree() {
      _menuTree = eleTree.render({
                                   elem             : '.menuTree',
                                   url              : ctx + 'menu/tree',
                                   where            : {
                                     "menuName"           : $menuName.val().trim(),
                                     "invalidate_ie_cache": new Date()
                                   },
                                   accordion        : true,
                                   highlightCurrent : true,
                                   showCheckbox     : true,
                                   checkStrictly    : true,
                                   renderAfterExpand: false,
                                   request          : {
                                     name    : "title",
                                     key     : "id",
                                     children: "childs",
                                     checked : "checked",
                                     data    : "data"
                                   },
                                   response         : {
                                     statusName: "code",
                                     statusCode: 200,
                                     dataName  : "data"
                                   }
                                 });
      return _menuTree;
    }

    function reloadMenuTree() {
      _menuTree = renderMenuTree();
    }

    var handleTypeChange = function (type) {
      form.val("menu-form", {
        "icon"    : '',
        "url"     : '',
        "orderNum": ''
      });
      if (type === '1') {
        $header.text('新增按钮');
        $icon_parent.hide();
        $url_parent.hide();
        $order_parent.hide();
      } else {
        $header.text('新增菜单');
        $icon_parent.show();
        $url_parent.show();
        $order_parent.show();
      }
    };

    form.on('submit(menu-form-submit)', function (data) {
      if (data.field.menuId && $header.text().indexOf('修改') !== -1) {
        if (admin.nativeEqual(data.field, _currentMenuData)) {
          admin.alert.warn('数据未作任何修改！');
          return false;
        }
        admin.post(ctx + 'menu/update', data.field, function () {
          admin.alert.success('修改成功');
          reloadMenuTree();
          reset();
        })
      } else {
        admin.post(ctx + 'menu', data.field, function () {
          admin.alert.success('新增成功');
          reloadMenuTree();
          reset();
        })
      }
      return false;
    });
  });
</script>